Whether it's a job interview, pitching an agent, or promoting yourself to an audience, when opportunity knocks, will you be prepared? Join the SF/Peninsula Branch of California Writers Club for a seminar on public speaking. The one day class is Saturday, June 26 from 9am to 3 pm at the Peninsula Regent in San Mateo, One Baldwin Street, Penthouse. Tuition $110. Sign up on line at www.cwc-peninsula.org. Click on Jack London Media Clinic.